1290338880

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{32783}}^1$

素因数の和:32844

約数の個数: 112

約数和(自身を含む): 4196876544

約数和(自身を除く): 2906537664

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 160, 164, 192, 205, 240, 246, 320, 328, 410, 480, 492, 615, 656, 820, 960, 984, 1230, 1312, 1640, 1968, 2460, 2624, 3280, 3936, 4920, 6560, 7872, 9840, 13120, 19680, 32783, 39360, 65566, 98349, 131132, 163915, 196698, 262264, 327830, 393396, 491745, 524528, 655660, 786792, 983490, 1049056, 1311320, 1344103, 1573584, 1966980, 2098112, 2622640, 2688206, 3147168, 3933960, 4032309, 5245280, 5376412, 6294336, 6720515, 7867920, 8064618, 10490560, 10752824, 13441030, 15735840, 16129236, 20161545, 21505648, 26882060, 31471680, 32258472, 40323090, 43011296, 53764120, 64516944, 80646180, 86022592, 107528240, 129033888, 161292360, 215056480, 258067776, 322584720, 430112960, 645169440, 1290338880]

約数ペア:

[(1, 1290338880), (2, 645169440), (3, 430112960), (4, 322584720), (5, 258067776), (6, 215056480), (8, 161292360), (10, 129033888), (12, 107528240), (15, 86022592), (16, 80646180), (20, 64516944), (24, 53764120), (30, 43011296), (32, 40323090), (40, 32258472), (41, 31471680), (48, 26882060), (60, 21505648), (64, 20161545), (80, 16129236), (82, 15735840), (96, 13441030), (120, 10752824), (123, 10490560), (160, 8064618), (164, 7867920), (192, 6720515), (205, 6294336), (240, 5376412), (246, 5245280), (320, 4032309), (328, 3933960), (410, 3147168), (480, 2688206), (492, 2622640), (615, 2098112), (656, 1966980), (820, 1573584), (960, 1344103), (984, 1311320), (1230, 1049056), (1312, 983490), (1640, 786792), (1968, 655660), (2460, 524528), (2624, 491745), (3280, 393396), (3936, 327830), (4920, 262264), (6560, 196698), (7872, 163915), (9840, 131132), (13120, 98349), (19680, 65566), (32783, 39360)]